function onTouchMove()

in src/lib/OrbitControls.js [789:831]

• 24 lines of code
• 11 McCabe index (conditional complexity)

        function onTouchMove(event) {

            if (scope.enabled === false) return;

            event.preventDefault();
            event.stopPropagation();

            switch (event.touches.length) {

                case 1: // one-fingered touch: rotate

                    if (scope.enableRotate === false) return;
                    if (state !== STATE.TOUCH_ROTATE) return; // is this needed?...

                    handleTouchMoveRotate(event);

                    break;

                case 2: // two-fingered touch: dolly

                    if (scope.enableZoom === false) return;
                    if (state !== STATE.TOUCH_DOLLY) return; // is this needed?...

                    handleTouchMoveDolly(event);

                    break;

                case 3: // three-fingered touch: pan

                    if (scope.enablePan === false) return;
                    if (state !== STATE.TOUCH_PAN) return; // is this needed?...

                    handleTouchMovePan(event);

                    break;

                default:

                    state = STATE.NONE;

            }

        }